Home / 7,386.08-11,080.22-2,386.78

Finding the Fourth Proportional to 7,386.08, 11,080.22 and 2,386.78

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Solution

The fourth proportional to 7,386.08, 11,080.22 and 2,386.78 is: 3,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.08 : 11,080.22 = 2,386.78 : x
  2. Step 2: Convert to fraction form
    7,386.08/11,080.22 = 2,386.78/x
  3. Step 3: Cross multiply
    7,386.08x = 11,080.22 × 2,386.78
  4. Step 4: Simplify right side
    7,386.08x = 26,446,047.49
  5. Step 5: Solve for x
    x = 26,446,047.49/7,386.08
  6. Step 6: Final answer
    x = 3,580.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.